CN108317236A - A kind of matching device and matching method of RV retarders bias axle assembly - Google Patents
A kind of matching device and matching method of RV retarders bias axle assembly Download PDFInfo
- Publication number
- CN108317236A CN108317236A CN201810269301.2A CN201810269301A CN108317236A CN 108317236 A CN108317236 A CN 108317236A CN 201810269301 A CN201810269301 A CN 201810269301A CN 108317236 A CN108317236 A CN 108317236A
- Authority
- CN
- China
- Prior art keywords
- bearing
- axle assembly
- planet carrier
- eccentric
- taper roll
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
- F16H57/022—Adjustment of gear shafts or bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
- F16H57/082—Planet carriers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
- F16H57/022—Adjustment of gear shafts or bearings
- F16H2057/0227—Assembly method measuring first tolerances or position and selecting mating parts accordingly, e.g. special sized shims for transmission bearings
Abstract
The invention discloses a kind of matching devices and matching method of RV retarders bias axle assembly；Including planet carrier, hexagon socket head cap screw, positioning pin, circlip for hole, eccentric axle assembly, rigid mount.The relative position of planet carrier and rigid mount is determined by positioning pin；Planet carrier is locked with rigid mount by hexagon socket head cap screw；Contact shaft section diameter of the eccentric shaft with taper roll bearing in eccentric axle assembly is less than tapered roller bearing internal ring diameter, in order to match the smooth replacement of part.This matching device adapts to and the production of RV retarder small lots and research and development initial stage, without carrying out size grouping to rotary arm bearing and bearing shim, it in apolegamy tooling, can be matched by trial-and-error method, which so that the error process of eccentric shaft is simpler effectively.
Description
Technical field
The present invention relates to the matching devices and apolegamy of bearing matching device more particularly to a kind of RV retarders bias axle assembly
Method.
Background technology
RV retarders are a kind of little gear difference planetary driving mechanisms of secondary seal formula.It is small by its, carrying is big, precision
High, the advantages that service life is long, is widely used in the precision drives such as industrial robot field.
RV retarders require very as a kind of high-accuracy transmission mechanism, driving parts dimensional accuracy with assembly precision
It is high.Core transmission component of the eccentric axle assembly as RV retarders, transmission accuracy and torsion of the assembly precision for RV retarders
Turn rigidity to have decisive impact.The assembly precision of capacity eccentric bearing is mainly reflected in eccentric shaft and the eccentric pivot hole on planet carrier
Fit tolerance effective control, in this case rotary arm bearing, taper roll bearing, bearing adjust pad apolegamy very
It is crucial.Current production practices secondary attack at home, group selective assembly is generally taken in the apolegamy of bearing, i.e., to the outer diameter ruler of eccentric shaft
Eccentric pivot hole internal diameter on very little and rotary arm bearing inside and outside loop diameter, planet carrier measures, according to actual size according to cooperation
Tolerance is grouped.But this method is only applicable in the case of batch production.In the research and development initial stage of RV retarders and small lot
Pilot stage is simultaneously not suitable for.The present invention provides a kind of apolegamy dress of RV retarders bias axle assembly simple in structure, practicality and high efficiency
It sets.A kind of matching method of accurate efficient RV retarder bias axle assemblies can be provided for correlative study enterprise and department, to push away
The production domesticization of dynamic RV retarders contributes.
Invention content
The shortcomings that it is an object of the invention to overcome the above-mentioned prior art and deficiency provide a kind of simple structure, user
Just the matching device and matching method of RV retarder bias axle assemblies.
The present invention is achieved through the following technical solutions：
A kind of matching device of RV retarders bias axle assembly, including planet carrier 1, rigid mount 6；The planet carrier 1 and just
Property stationary body of the frame 6 as eccentric axle assembly 5；
It is symmetrically opened up on the planet carrier 1 there are two through-hole, eccentric axle assembly 5 is placed on 1 He of planet carrier corresponding to through-hole
Between rigid mount 6；Circlip for hole 4 is equipped in through-hole, outer end face and the circlip for hole 4 of eccentric axle assembly 5 offset；
There are two positioning pins 3 for setting between planet carrier 1 and rigid mount 6；By in four between planet carrier 1 and rigid mount 6
Hex bolts 2 is fixed.
Two planes of the circlip for hole 4 are parallel to each other.
The bias axle assembly 5 include successively the first taper roll bearing 7, first bearing gasket 8, the first rotary arm bearing 9,
Second rotary arm bearing 10, second bearing gasket 11, the second taper roll bearing 12, eccentric shaft 13；
The eccentric shaft 13 sequentially passes through the first taper roll bearing 7, first bearing gasket 8, the first rotary arm bearing 9,
Two rotary arm bearings 10, second bearing gasket 11, the second taper roll bearing 12.
The diameter of the eccentric shaft 13 is less than 12 inner ring diameter of the first taper roll bearing 7 and the second taper roll bearing.
A kind of matching method of RV retarders bias axle assembly comprising following steps：
The first initial taper roll bearing 7 of selection, first bearing gasket 8, the first rotary arm bearing 9, the second rotary arm bearing
They are assembled into eccentric axle assembly 5 by 10, second bearing gasket 11, the second taper roll bearing 12；Then by eccentric axle assembly
5 are put between planet carrier 1 and rigid mount 6, the stationary body of planet carrier 1 and rigid mount 6 as eccentric axle assembly 5；
Planet carrier 1 and rigid mount 6 are positioned by positioning pin 3, applied later to four hexagon socket head cap screws 2 with torque wrench
Specified pretightning force finally starts to carry out metrics evaluation to eccentric axle assembly 5, metrics evaluation have two, in particular to：
First item, is whether first bearing gasket 8 and the axial distance of second bearing gasket 11 meet pre-provisioning request；Second
, it is whether the staring torque for making eccentric shaft 13 start rotation meets pre-provisioning request；If being unsatisfactory for above two evaluation indexes,
First bearing gasket 8 and second bearing gasket 11 or the first taper roll bearing 7 on replacement bias axle assembly 5 and the second circular cone
Roller bearing 12；
According to first item or Section 2 metrics evaluation step, continue apolegamy until meeting metrics evaluation.
The present invention compared with the existing technology, has the following advantages and effect：
The present invention adapts to that initial stage is produced and researched and developed with RV retarder small lots, without to rotary arm bearing and bearing shim
Size grouping is carried out, in apolegamy tooling, the stationary body of eccentric axle assembly 5 is used as by planet carrier 1 and rigid mount 6；Apolegamy
It can be matched by trial-and-error method in the process, which so that the error process of eccentric shaft is simpler effectively.
Technical measure is simple and easy to do, and reliability is high.
Description of the drawings
Fig. 1 is the matching device structural schematic diagram of RV retarders bias axle assembly of the present invention；
Fig. 2 is the schematic cross-sectional view of planet carrier；
Fig. 3 is the schematic cross-sectional view of rigid mount；
Fig. 4 is the front view of eccentric axle assembly.
Specific implementation mode
The present invention is more specifically described in detail with reference to specific embodiment.
Embodiment
As shown in Figs 1-4.The invention discloses a kind of matching device of RV retarders bias axle assembly, including planet carrier 1,
Rigid mount 6；The stationary body of the planet carrier 1 and rigid mount 6 as eccentric axle assembly 5；
It is symmetrically opened up on the planet carrier 1 there are two through-hole, eccentric axle assembly 5 is placed on 1 He of planet carrier corresponding to through-hole
Between rigid mount 6；Circlip for hole 4 is equipped in through-hole, outer end face and the circlip for hole 4 of eccentric axle assembly 5 offset；
There are two positioning pins 3 for setting between planet carrier 1 and rigid mount 6；By in four between planet carrier 1 and rigid mount 6
Hex bolts 2 is fixed.
Two planes of the circlip for hole 4 are parallel to each other.Its parallelism error range should control 0.05mm with
Under.
The bias axle assembly 5 include successively the first taper roll bearing 7, first bearing gasket 8, the first rotary arm bearing 9,
Second rotary arm bearing 10, second bearing gasket 11, the second taper roll bearing 12, eccentric shaft 13；
The eccentric shaft 13 sequentially passes through the first taper roll bearing 7, first bearing gasket 8, the first rotary arm bearing 9,
Two rotary arm bearings 10, second bearing gasket 11, the second taper roll bearing 12.
The diameter of the eccentric shaft 13 is less than 12 inner ring diameter of the first taper roll bearing 7 and the second taper roll bearing.
The high-strength bolt that bolt grade is 10.9 can be used in four hexagon socket head cap screws 2.
It is interior hexagonal structure that, which there are helicitic texture, tail portion in the end of positioning pin 3,；Helicitic texture is convenient for the screw thread with rigid mount 6
Hole is threadedly coupled, and interior hexagonal structure is convenient for tightening and dismantling.
The matching method of RV retarders bias axle assembly of the present invention, can be achieved by the steps of：
The first initial taper roll bearing 7 of selection, first bearing gasket 8, the first rotary arm bearing 9, the second rotary arm bearing
They are assembled into eccentric axle assembly 5 by 10, second bearing gasket 11, the second taper roll bearing 12；Then by eccentric axle assembly
5 are put between planet carrier 1 and rigid mount 6, the stationary body of planet carrier 1 and rigid mount 6 as eccentric axle assembly 5；
Planet carrier 1 and rigid mount 6 are positioned by positioning pin 3, applied later to four hexagon socket head cap screws 2 with torque wrench
Specified pretightning force finally starts to carry out metrics evaluation to eccentric axle assembly 5, metrics evaluation have two, in particular to：
First item, is whether first bearing gasket 8 and the axial distance of second bearing gasket 11 meet pre-provisioning request；Second
, it is whether the staring torque for making eccentric shaft 13 start rotation meets pre-provisioning request；If being unsatisfactory for above two evaluation indexes,
First bearing gasket 8 and second bearing gasket 11 or the first taper roll bearing 7 on replacement bias axle assembly 5 and the second circular cone
Roller bearing 12；
According to first item or Section 2 metrics evaluation step, continue apolegamy until meeting metrics evaluation.
Specifically, above-mentioned evaluation index namely measures the axis of eccentric shaft first bearing gasket 8 and second bearing gasket 11
To distance, calculate the deviation of itself and standard value, replace bearing shim (first bearing gasket 8 and second bearing gasket 11) or
Rotary arm bearing is to reduce and the deviation of standard value.It measures so that the torque torque that eccentric shaft 13 rotates, calculates itself and standard value
Deviation replaces taper roll bearing (the first taper roll bearing 7 and the second taper roll bearing 12) to reduce and standard value
Deviation.
As described above, the present invention can be better realized.
Embodiment of the present invention are not limited by the above embodiments, other any Spirit Essences without departing from the present invention
With under principle made by changes, modifications, substitutions, combinations, simplifications, should be equivalent substitute mode, be included in the present invention
Within protection domain.
Claims (6)
1. a kind of matching device of RV retarders bias axle assembly, it is characterised in that：Including planet carrier (1), rigid mount (6)；Institute
State the stationary body of planet carrier (1) and rigid mount (6) as eccentric axle assembly (5)；
It is symmetrically opened up on the planet carrier (1) there are two through-hole, eccentric axle assembly (5) is placed on planet carrier (1) corresponding to through-hole
Between rigid mount (6)；Circlip for hole (4), the outer end face and circlip for hole of eccentric axle assembly (5) are equipped in through-hole
(4) it offsets；
There are two positioning pins (3) for setting between planet carrier (1) and rigid mount (6)；Pass through between planet carrier (1) and rigid mount (6)
Four hexagon socket head cap screws (2) are fixed.
2. the matching device of RV retarders bias axle assembly according to claim 1, it is characterised in that：The hole is kept off with elasticity
Two planes for enclosing (4) are parallel to each other.
3. the matching device of RV retarders bias axle assembly according to claim 2, it is characterised in that：
The bias axle assembly (5) includes the first taper roll bearing (7), first bearing gasket (8), the first rotary arm bearing successively
(9), the second rotary arm bearing (10), second bearing gasket (11), the second taper roll bearing (12), eccentric shaft (13)；
The eccentric shaft (13) sequentially passes through the first taper roll bearing (7), first bearing gasket (8), the first rotary arm bearing
(9), the second rotary arm bearing (10), second bearing gasket (11), the second taper roll bearing (12).
4. the matching device of RV retarders bias axle assembly according to claim 3, it is characterised in that：The eccentric shaft (13)
Diameter be less than the first taper roll bearing (7) and the second taper roll bearing (12) inner ring diameter.
5. the matching device of RV retarders bias axle assembly according to claim 3, it is characterised in that：The positioning pin (3)
End have a helicitic texture, tail portion is interior hexagonal structure.
6. a kind of matching method of RV retarders bias axle assembly, it is characterised in that inclined using RV retarders described in claim 4
The matching device of mandrel assembly is realized comprising following steps：
Initial the first taper roll bearing (7) of selection, first bearing gasket (8), the first rotary arm bearing (9), the second tumbler shaft
(10), second bearing gasket (11), the second taper roll bearing (12) are held, they are assembled into eccentric axle assembly (5)；Then will
Eccentric axle assembly (5) is put between planet carrier (1) and rigid mount (6), and planet carrier (1) and rigid mount (6) are as eccentric axle assembly
(5) stationary body；
Planet carrier (1) and rigid mount (6) are positioned by positioning pin (3), give four hexagon socket head cap screws (2) with torque wrench later
Apply specify pretightning force, finally start to eccentric axle assembly (5) carry out metrics evaluation, metrics evaluation have two, in particular to：
First item, is whether first bearing gasket (8) and the axial distance of second bearing gasket (11) meet pre-provisioning request；Second
, it is whether the staring torque for making eccentric shaft (13) start rotation meets pre-provisioning request；If being unsatisfactory for above two evaluation indexes,
Then replace first bearing gasket (8) on eccentric axle assembly (5) and second bearing gasket (11) or the first taper roll bearing (7)
With the second taper roll bearing (12)；
According to first item or Section 2 metrics evaluation step, continue apolegamy until meeting metrics evaluation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269301.2A CN108317236A (en) | 2018-03-29 | 2018-03-29 | A kind of matching device and matching method of RV retarders bias axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269301.2A CN108317236A (en) | 2018-03-29 | 2018-03-29 | A kind of matching device and matching method of RV retarders bias axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108317236A true CN108317236A (en) | 2018-07-24 |
Family
ID=62900484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810269301.2A Pending CN108317236A (en) | 2018-03-29 | 2018-03-29 | A kind of matching device and matching method of RV retarders bias axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108317236A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343998A (en) * | 2020-11-06 | 2021-02-09 | 上海羿弓精密科技有限公司 | RV reducer conical bearing assembly pre-tightening amount matching method and system and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482130A (en) * | 2014-10-29 | 2015-04-01 | 浙江双环传动机械股份有限公司 | RV reducer comprising constant-depth tooth spiral bevel gear |
| CN106523521A (en) * | 2017-01-06 | 2017-03-22 | 洛阳轴研科技股份有限公司 | Bearing assembly, shaft system length regulating method and RV speed reducer |
| CN106678281A (en) * | 2016-12-08 | 2017-05-17 | 华南理工大学 | RV speed reducer assembling method based on clearance distribution and phase tooth aligning principle |
| CN106763531A (en) * | 2017-01-22 | 2017-05-31 | 重庆大学 | Precision circle reason decelerator assembly technology |
| CN208153686U (en) * | 2018-03-29 | 2018-11-27 | 华南理工大学 | A kind of matching device of RV retarder bias axle assembly |
-
2018
- 2018-03-29 CN CN201810269301.2A patent/CN108317236A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482130A (en) * | 2014-10-29 | 2015-04-01 | 浙江双环传动机械股份有限公司 | RV reducer comprising constant-depth tooth spiral bevel gear |
| CN106678281A (en) * | 2016-12-08 | 2017-05-17 | 华南理工大学 | RV speed reducer assembling method based on clearance distribution and phase tooth aligning principle |
| CN106523521A (en) * | 2017-01-06 | 2017-03-22 | 洛阳轴研科技股份有限公司 | Bearing assembly, shaft system length regulating method and RV speed reducer |
| CN106763531A (en) * | 2017-01-22 | 2017-05-31 | 重庆大学 | Precision circle reason decelerator assembly technology |
| CN208153686U (en) * | 2018-03-29 | 2018-11-27 | 华南理工大学 | A kind of matching device of RV retarder bias axle assembly |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343998A (en) * | 2020-11-06 | 2021-02-09 | 上海羿弓精密科技有限公司 | RV reducer conical bearing assembly pre-tightening amount matching method and system and storage medium |
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